20494973044

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{12911}}^1$

素因数の和:13038

約数の個数: 96

約数和(自身を含む): 45553536000

約数和(自身を除く): 25058562956

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 89, 91, 98, 178, 182, 196, 343, 356, 364, 623, 637, 686, 1157, 1246, 1274, 1372, 2314, 2492, 2548, 4361, 4459, 4628, 8099, 8722, 8918, 12911, 16198, 17444, 17836, 25822, 30527, 32396, 51644, 56693, 61054, 90377, 113386, 122108, 167843, 180754, 226772, 335686, 361508, 396851, 632639, 671372, 793702, 1149079, 1174901, 1265278, 1587404, 2298158, 2349802, 2530556, 4428473, 4596316, 4699604, 8043553, 8224307, 8856946, 14938027, 16087106, 16448614, 17713892, 29876054, 32174212, 32897228, 56304871, 57570149, 59752108, 104566189, 112609742, 115140298, 209132378, 225219484, 230280596, 394134097, 418264756, 731963323, 788268194, 1463926646, 1576536388, 2927853292, 5123743261, 10247486522, 20494973044]

約数ペア:

[(1, 20494973044), (2, 10247486522), (4, 5123743261), (7, 2927853292), (13, 1576536388), (14, 1463926646), (26, 788268194), (28, 731963323), (49, 418264756), (52, 394134097), (89, 230280596), (91, 225219484), (98, 209132378), (178, 115140298), (182, 112609742), (196, 104566189), (343, 59752108), (356, 57570149), (364, 56304871), (623, 32897228), (637, 32174212), (686, 29876054), (1157, 17713892), (1246, 16448614), (1274, 16087106), (1372, 14938027), (2314, 8856946), (2492, 8224307), (2548, 8043553), (4361, 4699604), (4459, 4596316), (4628, 4428473), (8099, 2530556), (8722, 2349802), (8918, 2298158), (12911, 1587404), (16198, 1265278), (17444, 1174901), (17836, 1149079), (25822, 793702), (30527, 671372), (32396, 632639), (51644, 396851), (56693, 361508), (61054, 335686), (90377, 226772), (113386, 180754), (122108, 167843)]